Since the factory was established , the factory has been strictly controlled by technology and has become a Host matching supplier of many brands in China. manufacturing process which relying on the professional cylinder R & D team, the use of advanced processing technology and excellent group platform honing technology to ensure product quality with high precision, high strength, high wear resistance, ultra-precision characteristics, the parameter control is fully meet with Europe Ⅳ, Europe Ⅴ, Europe Ⅵ emission requirements. It is the high-quality environmentally friendly cylinder liner products for current domestic heavy truck series engines.